[Morphological study of the anal crypt, anal duct and anal gland in Japanese].
D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000368:Aged; D001003:Anal Canal / Q000033:anatomy & histology* / Q000196:embryology; D044466:Asian People; D001344:Autopsy; D002648:Child; D002675:Child, Preschool; D005260:Female; D006801:Humans; D007223:Infant; D007564:Japan; D008297:Male; D008875:Middle Aged